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and more
about
Sharp PC-1500
at
http://www.PC-1500.info
5-4. Power coniumption
Print
patter
Scale
Voltage
Current
Power
consptn (mA) consptn
(W)
ACll
64 character
set
S=O
4.8V
soo-
550
2.4
-2
.6
ACll 64 character
set
(excluding CR)
S=J
4.8V
400-450
1.9 -2.2
ACII 64 character
set
S=J
4.2V
340- 370
1.4 - 1.6
ACJI 64
character set
S=J
5.8V
500-580
2.9 - 3.4
"5"
printed in
5
columns
S=l
4 .8V
385
1.8
Paper
feed
action
-
4
.8V
260
1.2
X·axis
forward and backward
-
4 .8V
180
0.9
45° line
drawing
(L=O)
4
.8V
490
2.4
45°
dot
drawing
(L= l)
4
.8V
790
3.8
5-5. Color position
sensing
switch
I.
Operating
voltage:
DC
24V,
max.
2.
Operating
current:
IOOmA,
max.
3. Contact
resistance:
150m~,
rnax.
6
. D
urability
No.
Item and test
method
Test
item
Specification
I
Life
6.5
million
characters ASCII
64 character
set
I. Appearance
Life:
6
.5
million
are
continuously printed
in
the
minimum
characiers
scale
(S=O).
At
any
time
during
the
test
2. Print
quality
Must be good
.
(ic.
1, 2,
4, and 6.5 million
characters),
appearance,
operating
conditions.
and
print
quality are te·sted
.
2
Pen life
Continuous
operational
test
is
carried out
I
.
lnk life
Musi be able to
draw
in the print mode
shown
in Attached
more than 250
meters.
Drawing 4-1, v.•ith
a ne\v
pen
in use.
3.
MECHANISM AND OPERATION
The
printer
roughly
consists of
six blocks
-
a
frame,
X-Oirection
drive,
Y-direction drive
,
pen drive
mechanism,
color
cha.ngc mechanism, and pen take-o-ut mechanism
sections.
An explanation of these
blocks will
be
given below.
1
.
F
rame Section
111e
frame section
has
a
side
plate
(right),
side
plate
(left),
holding
plate,
and
paper
guide. The
various
mechanisms
arc
mounted
both
inside and
outside.
The
lower
edge of
the frame
is bent in the
shape of
the
Jetter
Land
acts
as a
mounting
leg.
2. X Drive Mechan ism Section
4
The
principal
elements
of the
X-direction
drive
mechanism
are
the X stepping
motor,
idle
gear.
bobbin
gea1,
pulley
support base
(left),
pulley supp-Ori
base (right),
slider unit,
wire, etc.
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